Features:Metal materials, CNC precision machining, surface oxidation treatment.The Panoramic Panning allows you to properly stitch a set of panoramic images.Standard 3/8" threads, can be directly mounted on 3/8 thread of devices, such as monopod.The scale for horizontal rotation has 0-360°.Fast loading base with antiskid lock function.With gradienter and scale plate, convenient for use.With quick release plate, esay to attach to the camera.Jaw can be opened from 37mm to 42mm, it will accommodate any Arca style plate such as, for RRS/Wimberley/Jobu Design/Arca Swiss/Kirk Enterprises/Markins, etc.